Toptal Engineering Expert
Tested Solutions: Working With React Design Patterns
Design patterns offer a convenient way to tackle challenges with tried-and-tested solutions, saving developers time and effort. Here’s how React design patterns allow for coherent modules with less coupling.

Mudassir Ijaz
Mudassir is a full-stack software engineer specializing in JavaScript frameworks and libraries. He has built many React apps as a senior engineer and has worked across the globe at companies like SAP, Bit, Kwanso, and VoicePing.
Next.js vs. React: A Comparative Tutorial
Discover the differences between React and Next.js, a framework used by companies like TikTok, Hulu, and Nike to supercharge their web apps. Plus: Learn when and how to use Next.js, including rendering, routing, page, and navigation tips.

Ayyaz Ali
Ayyaz is a full-stack developer, founder, and CTO with eight years of experience in a variety of React and JavaScript frameworks. He has deep expertise in handling product builds, and developed an online education platform that has served more than a million students around the world.
Reusable State Management With RxJS, React, and Custom Libraries
Discover a powerful RxJS and React approach that adds state management to single-page applications. RxJS provides an elegant, succinct, and comfortable implementation for developers that becomes more effective with custom libraries.
Mark Evans
Mark is a full-stack software engineer who has written applications for major service companies including Intel, Disney, Sky, and Vodafone. He has led React and RxJS teams from prototype through commercial release, and holds master’s degrees in physics from Oxford University and King’s College.
The Secret Behind Steady App Performance: Asynchronous JavaScript
JavaScript’s default synchronous methods can freeze an application, scaring off end users. Here’s how you can leverage asynchronous JavaScript techniques to increase control over front-end responsiveness.

Muhammad Ammar Ilyas
Muhammad is a full-stack developer with 10 years of experience delivering web and mobile applications for Resulta and other large marketing firms. He has JavaScript expertise ranging across Node.js, Next.js, React, React Native, and headless WordPress solutions.
SolidJS vs. React: The Go-to Guide
SolidJS is a blazing-fast framework that dodges virtual DOM manipulation. Let’s see how it compares to React, the industry standard, when it comes to components, performance, and developer productivity.

Nathan Babcock
Nathan is a senior React engineer and an expert in streamlining UI/UX with React. As the lead design engineer at Motorola Solutions, he marshaled a product combining React, Angular, and Svelte to company-wide deployment, garnering more than 100,000 downloads. Nathan also developed Hypetrigger, a popular machine vision system for use with streaming services and that is built with React and SolidJS for the front end.
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Demystifying Debugging With React Developer Tools
Browser console logging is a hassle. Discover how React Developer Tools and third-party libraries make inspecting components, states, and props and tracking rendering and performance so much easier.

Teimur Gasanov
Teimur is a senior front-end engineer and React expert with wide-ranging web development experience at companies including Klarna and Clubhouse (now Shortcut).
Kotlin vs. Java: All-purpose Uses and Android Apps
Kotlin and Java are two powerful general-purpose languages popular for Android and beyond. We’ll discuss their top features and differences, then focus on how to smoothly transition between the two.

Gabriel Gircenko
Gabriel is a senior Android engineer with eight years of experience building apps from scratch in Kotlin and Java, and facilitating conversions between the two languages. Gabriel has worked on multimillion-dollar apps and has industry experience at companies like HBO and Yahoo.
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